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Otto Unverdorben
Otto Unverdorben male, deceased
German Dahme/Marke Dahme, Brandenburg Indigo dye German Wikipedia aniline
Otto Unverdorben (October 13, 1806 - November 28, 1873) was a German chemist and merchant who was born in Dahme/Marke. He studied chemistry in...
Otto Unverdorben Pictures | Wikipedia